Basic characteristics of the study group   control group on-pump off-pump n 26 13 13 age, mean 66.2 67.8 69.8 Sex, female, n 12 7 7 Hypertension, n 26 13 2 Diabetes, n 18 8 2 Dyslipidimia, n 23 11 4

Table 1: Basic characteristics of the study group.